Java Collection to Array toStringArray(Collection collection)

Description

Copy the given Collection into a String array.

License

Apache License

Parameter

Parameter	Description
collection	the Collection to copy

Return

the String array (null if the passed-in Collection was null) Borrowed from Spring, under the ASL2.0 license.

Declaration

public static String[] toStringArray(Collection collection) 

Method Source Code

//package com.java2s;
/*/*from   w  w w  . j  a  v  a 2s.  co m*/
 * Copyright 2010 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.Collection;

public class Main {
    /**
     * Copy the given Collection into a String array.
     * The Collection must contain String elements only.
     * @param collection the Collection to copy
     * @return the String array (<code>null</code> if the passed-in
     * Collection was <code>null</code>)
     * 
     * Borrowed from Spring, under the ASL2.0 license.
     */
    public static String[] toStringArray(Collection collection) {
        if (collection == null) {
            return null;
        }
        return (String[]) collection.toArray(new String[collection.size()]);
    }
}

Related

1. toIntArray(final Collection values)
2. toLongArray(Collection collection)
3. toLongArray(Collection collection)
4. toStringArray(Collection collection)
5. toStringArray(Collection collection)
6. toStringArray(Collection collection)
7. toStringArray(Collection collection)
8. toStringArray(Collection collection)
9. toStringArray(Collection collection)